document.write( "Question 475293: 12x-3y=21
\n" ); document.write( "4x-y=9 \n" ); document.write( "
Algebra.Com's Answer #325950 by mananth(16946)\"\" \"About 
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12x-3y=21
\n" ); document.write( "3y=12x-21
\n" ); document.write( "y=4x-7.............1
\n" ); document.write( "4x-y=9\r
\n" ); document.write( "\n" ); document.write( "y=4x-9.............2\r
\n" ); document.write( "\n" ); document.write( "The slope of both lines are 4 so they are parallel.
\n" ); document.write( " No solution
\n" ); document.write( " m.ananth@hotmail.ca \r
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